64 lines
2.2 KiB
HTML
64 lines
2.2 KiB
HTML
<!DOCTYPE html>
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<script src="/resources/testharness.js"></script>
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<script src="utils.js"></script>
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<title>Fenced frame content to report the value of window.parent</title>
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<body>
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<script>
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async function init() { // Needed in order to use top-level await.
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// This file is meant to run in a <fencedframe>. It reports back to the
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// outermost page whether or not the value of `window.parent` was correct for:
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// 1.) Top-level fenced frames
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// 2.) Nested iframes inside a fenced frame
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// 3.) Nested fenced frames
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const url = new URL(location.href);
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const [window_parent_key, window_parent_ack_key, nested] = parseKeylist();
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const is_nested_fenced_frame = (nested == "nested");
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// Report whether or not `window.parent` was correct.
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let pass_string = "";
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if (is_nested_fenced_frame)
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pass_string = "pass: fenced frame > fenced frame";
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else
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pass_string = "pass: fenced frame";
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let result = (window.parent == window) ? pass_string : "fail";
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writeValueToServer(window_parent_key, result);
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// If this page is a nested fenced frame, all we need to do is report the
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// top-level value.
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if (is_nested_fenced_frame)
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return;
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// Wait for ACK, so we know that the outer page has read the last value from
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// the `window_parent_key` stash and we can write to it again.
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await nextValueFromServer(window_parent_ack_key);
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// Now test `window.parent` inside an iframe.
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const iframe = document.createElement('iframe');
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iframe.src = "dummy.html";
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const load_promise = new Promise((resolve, reject) => {
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iframe.onload = resolve;
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iframe.onerror = reject;
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});
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document.body.append(iframe);
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await load_promise;
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// Report whether or not the subframe's `window.parent` was correct.
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result = (iframe.contentWindow.parent == window) ?
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"pass: fenced frame > iframe" : "fail";
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writeValueToServer(window_parent_key, result);
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// Wait for ACK, so we know that the outer page has read the last value from
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// the `window_parent_key` stash and we can write to it again.
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await nextValueFromServer(window_parent_ack_key);
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attachFencedFrame(generateURL("window-parent-inner.html",
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[window_parent_key, window_parent_ack_key, "nested"]));
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}
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init();
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</script>
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</body>
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